SAMSUNG INR18650-25R 2500mAh High-drain Battery - 12C, 30A. Long storage life, light weight and high energy density! You can use it with Joyetech eVic, vMecha MOD, and any other mods work with 18650 batteries.
This is an 18650 battery from Samsung, with the capacity of 3000mAh on a flat top version. It can also handle a 20A continuous load and with the same power as LG HG2.